The ______ the sample, the less confidence a research has that the sample mean estimates the unknown population mean μ, and the ______ the confidence interval around the sample mean.A) larger; smallerB) larger; largerC) smaller; largerD) smaller; smaller

Question

The ______ the sample, the less confidence a research has that the sample mean estimates the unknown population mean μ, and the ______ the confidence interval around the sample mean.A)  larger; smallerB)  larger; largerC)  smaller; largerD)  smaller; smaller

Quyên ?oàn · Accepted Answer

Final Answer : C, Explanation :  A smaller sample size means there is less confidence that the sample mean accurately estimates the population mean, leading to a larger confidence interval to account for the increased uncertainty.

The the sample, the less confidence a research has that the sample mean estimates the unknown population mean μ, and the the confidence interval around the sample mean.

A) larger; smaller
B) larger; larger
C) smaller; larger
D) smaller; smaller

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